Kritika Agnihotri, Pankaj Sharma, and J. K. Chouhan, “Corneal Collagen Cross-linking (CXL): Effectiveness and Safety in Progressive Keratoconus in Pediatric Patients with Adequate Corneal Thickness”, Int. J. Heal. Clin. Res., vol. 5, no. 1, pp. 555–561, Jan. 2022.